Fundamental of Database Systems Week#8 DML/DDL Statements Quiz
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Questions and Answers

What does the INSERT INTO statement do?

  • Add new records to a table (correct)
  • Modify existing data in a table
  • Remove existing data from a table
  • Create a new table
  • What happens if you don't specify values for all columns in an INSERT statement?

  • The table will be dropped
  • The INSERT statement will fail
  • An error will be thrown
  • NULL will be added for the unspecified columns (correct)
  • What does the UPDATE statement do?

  • Create a new table
  • Modify existing data in a table (correct)
  • Add new records to a table
  • Remove existing data from a table
  • Which DML statement is used to remove existing data from a database?

    <p>DELETE</p> Signup and view all the answers

    What is the risk of using INSERT INTO without mentioning the columns?

    <p>The inserted data will be in the wrong order</p> Signup and view all the answers

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